Gear Set Conversion Kit

Wheel set - 29 inch geared:

• Fully sealed disc mount front hub with quick release security skewer
• Wide Bomma style rim with die cut Blad stickers
• Cassette ready 135mm rear hub with disc mount and peg ready 10mm axle
• See full spec and images here

Bomma 10 Sprocket (Stamped Steel)

• Stamped Steel 33t Mafia sprocket.
• This is designed to work with a 10 speed chain and 3 piece BMX cranks.
• This is direct replacement for the Bomma 27.5 10 speed sprocket
• See full spec and images here

Bomma 10 Speed chain

• Replacement chain for any mafia 10 speed bike
• This will not work with our single speed bikes
• See full spec and images here

Mafia Bomma Single Speed Mech Hanger

This handy little component will help completely change your single speed Bomma set up into a geared machine. The mech hanger fits snugly into the dropout and allows for fitting a derailleur. Be sure to check out our video guide to this product, or check out our full geared conversion kit to be ahead of the rest with the evolution of your bike.